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    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Promise.reject</title>
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<body>
    <script>
        //Promise.reject

        // 始终返回『失败的 promise 对象』
        // 作用: 快速创建 promise 实例对象

        // let p = Promise.reject("123");
        let p = Promise.reject(Promise.resolve('ok'));

        console.log(p);

    </script>
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